1,1,2,2-Tetrachloroethane
City of Hanford
1,1,2,2-Tetrachloroethane is an industrial chemical which has been used as a metal degreaser, and in paint, paint removers, mothballs and pesticides. It damages the liver and nervous system, and may cause cancer.
24
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 13 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 11 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.1 ppb
The EWG Health Guideline of 0.1 ppb for 1,1,2,2-tetrachloroethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2016-03-08 | 5810-043-1330 | ND |
| 2016-03-08 | 5810-033-0945 | ND |
| 2016-03-08 | 5810-042-1300 | ND |
| 2016-03-08 | 5810-036-1040 | ND |
| 2016-03-08 | 5810-037-1100 | ND |
| 2016-03-08 | 5810-038-1000 | ND |
| 2016-03-08 | 5810-039-0905 | ND |
| 2016-03-09 | 5810-028-1300 | ND |
| 2016-03-09 | 5810-031-1025 | ND |
| 2016-03-09 | 5810-041-0935 | ND |
| 2016-03-09 | 5810-040-1125 | ND |
| 2016-03-10 | 5810-026-1300 | ND |
| 2016-03-29 | 5810-034-0740 | ND |
| 2019-03-13 | 5810-043-0830 | ND |
| 2019-03-13 | 5810-042-1125 | ND |
| 2019-03-13 | 5810-033-1040 | ND |
| 2019-03-13 | 5810-031-1210 | ND |
| 2019-03-14 | 5810-037-1110 | ND |
| 2019-03-14 | 5810-040-0840 | ND |
| 2019-03-14 | 5810-036-1140 | ND |
| 2019-03-14 | 5810-041-0915 | ND |
| 2019-03-14 | 5810-034-1040 | ND |
| 2019-03-14 | 5810-028-1005 | ND |
| 2019-05-09 | 5810-039-1100 | ND |